CN219226166U - Low-height clapping electromagnetic relay - Google Patents

Abstract

The utility model discloses a low-height clapping electromagnetic relay, which comprises a base, a shell, a magnetic circuit part and a movable spring armature part, wherein the base is provided with a magnetic circuit part; the magnetic circuit part is arranged above the base part, and the axis of the coil component in the magnetic circuit part is arranged transversely; an armature in the moving spring armature portion is matched with the magnetic circuit portion at one end of the coil assembly; the shell is in a cover shape, and an opening of the shell is arranged at the side edge; the base equipped with the magnetic circuit part and the movable spring armature part is laterally-turned and accommodated in the shell, and the installation direction of the shell is vertical, and the structure ensures that the installed relay is in the height direction corresponding to the coil assembly, only the wall thickness of the coil assembly and the shell is required, so that the height of the relay is reduced.

Description

Low-height clapping electromagnetic relay

Technical Field

The utility model relates to the technical field of relays, in particular to a low-height clapping electromagnetic relay.

Background

The electromagnetic relay plays roles of automatic regulation, safety protection, circuit switching and the like in the circuit, so that the electromagnetic relay has very important good switching load performance. Because of being limited by the installation space, the volume of the relay needs to be reduced as much as possible on the basis of ensuring that the relay has a certain performance index, and particularly, the height of the relay needs to be reduced. Whereas the common high current relays have the following problems: 1. in order to compress the height, the size of related parts is compressed, so that the performance of the relay is reduced, the difficulty in producing and manufacturing the parts is high, and the assembly manufacturability is poor. 2. The coil is designed into a square structure, and the utilization rate of the square structure coil is poorer than that of a round structure coil; in the case of outputting the same electromagnetic force, the square-structured coil requires more enameled wires. 3. The height direction of the relay is occupied by a plurality of parts, such as a shell, a safety gap between the shell and an armature hook, the armature hook, a yoke, a safety gap between the yoke and an enamelled wire, an enamelled wire and base safety gap, a base, a static spring plate thickness, a cover plate thickness and the like. Too many parts are distributed in the height direction so that the height is hardly lowered. 4. To compress the height, the part size in the height direction, the safety gap is compressed, resulting in poor manufacturability of the part, poor assembly process, and the like. Such as: the wall thickness of the shell is locally thinner, and the injection molding manufacturability is poor; the clearance between the yoke iron and the enameled wire is small, so that the riveting of the actuating reed and the yoke iron is difficult, and the like.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a low-height clapping electromagnetic relay, which is characterized in that the structure is improved, so that the installed relay is only provided with the wall thickness of a coil assembly and a shell in the height direction corresponding to the coil assembly, and the height of the relay is reduced.

The technical scheme adopted for solving the technical problems is as follows: a low-height clapping electromagnetic relay comprises a base, a shell, a magnetic circuit part and a movable spring armature part; the magnetic circuit part is arranged above the base part, and the axis of the coil component in the magnetic circuit part is arranged transversely; an armature in the moving spring armature portion is matched with the magnetic circuit portion at one end of the coil assembly; the shell is in a cover shape, and an opening of the shell is arranged at the side edge; the base provided with the magnetic circuit part and the movable spring armature part is laterally contained in the shell, and the installation direction of the shell is vertical, so that the installed relay is in the height direction corresponding to the coil assembly, only the wall thickness of the coil assembly and the shell is required, and the height of the relay is reduced.

Further, the device also comprises a static spring part; the magnetic circuit part also comprises an iron core and a yoke iron, the iron core is arranged in the coil assembly, the armature iron is matched with one end of the iron core, the yoke iron is L-shaped, one side of the L-shape is connected with the other end of the iron core, and when the base provided with the magnetic circuit part and the movable spring armature iron part is not turned over, the other side of the L-shape is matched with the upper part of the coil assembly; the static spring part is arranged in the base, the static contact of the static spring part is correspondingly matched with the movable contact in the movable spring armature part, and when the base provided with the magnetic circuit part and the movable spring armature part is not turned over, the leading-out part of the static spring part extends downwards out of the base.

Further, the static spring part comprises a first static spring plate and a second static spring plate for realizing current inflow and outflow; the first static reed and the second static reed are of sheet-type structures; the leading-out parts of the first static reed and the second static reed extend out from the same side edge of the relay.

Further, mounting parts capable of being vertically mounted are respectively arranged in two opposite side walls of the shell; when the base and the magnetic circuit part, the moving spring armature part and the static spring part assembled on the base are not turned over; the first and second static springs are entirely under the coil assembly.

Further, the first static reed and the second static reed respectively comprise a static contact part, an inserting part and the leading-out part; the plug-in mounting part is assembled in the base, the static contact part is arranged at one end of the plug-in mounting part and extends upwards, the lead-out part is arranged at the other end of the plug-in mounting part and extends downwards, and the plug-in mounting part is provided with a bending structure, so that the plate surface of the lead-out part and the plate surface of the static contact part are mutually perpendicular.

Further, the static contact part of the first static reed and the static contact part of the second static reed are distributed side by side, and the leading-out part of the first static reed and the leading-out part of the second static reed are distributed side by side.

Further, the movable spring armature part comprises an armature and a movable spring part which are in clapping type work; the static contact part of the first static reed and the static contact part of the second static reed are respectively provided with an upper static contact part and a lower static contact part; the upper part of the movable spring part is connected with the armature; the movable spring part is provided with two groups of movable contact parts which are distributed up and down and respectively correspondingly matched with the upper static contact parts of the first static spring and the second static spring and the lower static contact parts of the first static spring and the second static spring to form two paths of parallel contact structures.

Further, when the armature moves, the lower movable contact part of the movable spring part is contacted with the lower static contact parts of the first static spring and the second static spring relative to the upper movable contact part of the movable spring part.

Further, the static contact part is a static contact, the static contact is fixed on the first static reed and the second static reed, the movable reed part is made of stainless steel, the movable reed part is provided with two movable contact bridges which are distributed up and down, the movable contact part is a movable contact, and the two groups of movable contacts are respectively fixed at two ends of the upper movable contact bridge and the lower movable contact bridge; the movable spring part comprises a middle spring piece and two side spring pieces; the middle part of one of the upper and lower movable contact bridges is fixed with the tail ends of the middle reeds, and the two ends of the other of the upper and lower movable contact bridges are fixed with the tail ends of the two side reeds.

Further, the downward extension length of the tail end of the middle reed is larger than that of the tail ends of the side reeds, and the two ends of the upper movable contact bridge are fixed with the tail ends of the two side reeds; the lower movable contact bridge is fixed with the tail end of the middle reed.

Further, the tail ends of the middle spring pieces are provided with widened parts extending towards two sides, the two ends of the lower movable contact bridge are respectively connected with the widened parts of the middle spring pieces, and/or the tail ends of the side spring pieces are respectively provided with widened parts extending towards one side of the inner side, and the two ends of the upper movable contact bridge are respectively connected with the widened parts of the two side spring pieces.

Further, the middle reed and the upper parts of the two side reeds are connected into a whole.

Compared with the prior art, the utility model has the beneficial effects that:

1. because the shell is in a cover shape, the opening of the shell is arranged at the side; the base provided with the magnetic circuit part and the movable spring armature part is contained in the shell in a side-turning shape, and the installation direction of the shell is vertical. The structure of the utility model enables the relay after installation to be provided with only the wall thickness of the coil assembly and the housing in the height direction corresponding to the coil assembly, thereby reducing the height of the relay.

2. The static spring part comprises a first static spring piece and a second static spring piece for realizing current inflow and outflow; the first static reed and the second static reed are both of sheet-type structures. The structure of the utility model ensures that the current carrying paths of the two load leading-out pins are wide enough, and the current carrying capacity is strong without bottleneck areas.

3. When the armature is adopted to act, the lower movable contact part of the movable spring part is contacted with the lower static contact parts of the first static spring and the second static spring relative to the upper movable contact part of the movable spring part. In the structure, when the armature moves, the lower static contact parts of the first static spring plate and the second static spring plate are preferentially contacted with the corresponding movable contact parts, and at the moment, a circuit is conducted; as the armature continues to rotate, the upper static contact parts of the first static spring and the second static spring are correspondingly contacted with the movable contact bridge, so that the front circuit is conducted, no pressure difference exists between the upper static contact parts of the first static spring and the second static spring and the movable contact bridge, and arcing is avoided during contact. When the armature is reset, the upper static contact parts of the first static spring and the second static spring and the movable contact bridge are disconnected preferentially because of relatively small stroke, and the circuit is still connected at the moment without pressure difference, so that arc discharge is avoided during disconnection. As the armature continues to rotate, the lower static contact parts of the first static spring and the second static spring are disconnected from the corresponding movable contact parts, and the load is started and disconnected.

4. Because the movable spring part is provided with two movable contact bridges, the two movable contact bridges are distributed up and down, the movable contact part is a movable contact, and the two groups of movable contacts are respectively fixed at two ends of the upper movable contact bridge and the lower movable contact bridge; the movable spring part comprises a middle spring piece and two side spring pieces; the middle part of one of the upper and lower movable contact bridges is fixed with the tail ends of the middle reeds, and the two ends of the other of the upper and lower movable contact bridges are fixed with the tail ends of the two side reeds. The tail end of the middle reed is provided with widened parts extending towards two sides, the two ends of the lower movable contact bridge are respectively connected with the widened parts of the middle reed, the tail ends of the side reeds are respectively provided with widened parts extending towards one side of the inner side, and the two ends of the upper movable contact bridge are respectively connected with the widened parts of the two side reeds. The structure of the utility model enables the movement between the two groups of movable contact parts to be relatively independent, thereby realizing that the current flowing in and out forms two paths of parallel connection at the contact parts, avoiding the mutual interference of the two movable contact parts during the action and enhancing the reliability of the relay.

The utility model is described in further detail below with reference to the drawings and examples; the low-height clapping electromagnetic relay of the present utility model is not limited to the embodiment.

Drawings

FIG. 1 is a schematic perspective view (front view) of an embodiment of the present utility model;

FIG. 2 is a schematic perspective view (back) of an embodiment of the present utility model;

FIG. 3 is an exploded view of an embodiment of the present utility model (with the lead-out facing downward);

FIG. 4 is a rear view of an embodiment of the present utility model;

FIG. 5 is a cross-sectional view taken along line A-A in FIG. 4;

FIG. 6 is a sectional view taken along B-B in FIG. 4;

FIG. 7 is a top view of an embodiment of the present utility model;

FIG. 8 is a cross-sectional view taken along line C-C in FIG. 7;

fig. 9 is a schematic view of a perspective configuration with the housing removed (with the lead-out portion facing downward) according to an embodiment of the present utility model;

fig. 10 is a schematic perspective view of the embodiment of the utility model with the housing and base removed (with the lead down);

fig. 11 is a front view (with the lead-out portion down) of the embodiment of the utility model with the housing and base removed; the method comprises the steps of carrying out a first treatment on the surface of the

FIG. 12 is a schematic perspective view of a static spring portion of an embodiment of the present utility model;

FIG. 13 is a schematic illustration of the mating of the base and the static spring portion of an embodiment of the present utility model;

FIG. 14 is a schematic view of the mating of the base and the static spring portion (flipped over an angle) of an embodiment of the present utility model;

FIG. 15 is an exploded view of the base and static spring portion mating portion of an embodiment of the present utility model;

fig. 16 is a schematic view of a perspective construction of a partial portion (lead-out portion downward) of an embodiment of the present utility model;

fig. 17 is a side view of a partial portion (lead-out portion downward) of an embodiment of the present utility model;

fig. 18 is a front view of a partial portion (lead-out portion downward) of an embodiment of the present utility model;

fig. 19 is a schematic perspective view of a part of an embodiment of the present utility model with the armature portion of the moving spring removed (the lead-out portion facing downward);

fig. 20 is a front view of a moving spring armature portion of an embodiment of the utility model;

FIG. 21 is a sectional view taken along D-D in FIG. 20;

fig. 22 is a schematic perspective view (back side) of the armature portion of the moving spring of an embodiment of the utility model.

Detailed Description

Examples

Referring to fig. 1 to 22, a low-height clapping electromagnetic relay of the present utility model comprises a base 1, a housing 2, a magnetic circuit portion, and a moving spring armature portion; the magnetic circuit part is arranged above the base 1 part, and the axis of the coil assembly 5 in the magnetic circuit part is arranged transversely; an armature 6 in the moving spring armature portion is fitted with the magnetic circuit portion at one end of the coil assembly 5; the shell 2 is in a cover shape, and an opening of the shell is arranged at the side; the base 1 equipped with the magnetic circuit part and the moving spring armature part is laterally-turned and accommodated in the housing 2, and the mounting direction of the housing 2 is vertical, so that the mounted relay has only the wall thickness of the coil assembly 5 and the housing 2 in the height direction corresponding to the coil assembly, thereby reducing the height of the relay.

In this embodiment, the device further comprises a static spring part; the magnetic circuit part also comprises an iron core 3 and a yoke 4, the iron core 3 is arranged in the coil assembly 5, the armature 6 is matched with one end of the iron core 3, the yoke 4 is L-shaped, one side of the L-shape is connected with the other end of the iron core 3, and when the base 1 provided with the magnetic circuit part and the movable spring armature part is not turned over, the other side of the L-shape is matched above the coil assembly 5; the static spring part is arranged in the base 1, the static contact of the static spring part is correspondingly matched with the movable contact of the movable spring armature part, when the base 1 provided with the magnetic circuit part and the movable spring armature part is not turned over, the leading-out parts 83 and 93 of the static spring part extend downwards out of the base 1, and the coil assembly 5 comprises an enameled wire 51 and a coil frame 52.

In this embodiment, the static spring part includes a first static spring piece 8 and a second static spring piece 9 for realizing current inflow and outflow; the first static reed 8 and the second static reed 9 are of sheet-type structures; the lead-out portions 83, 93 of the first and second static springs 8, 9 extend from the same side of the relay.

In this embodiment, vertically mountable mounting portions 21, 22 are provided in two opposite side walls of the housing 2, respectively; when the base 1 and the magnetic circuit part, the moving spring armature part and the static spring part assembled on the base 1 are not turned over; the first and second static springs 8, 9 are located entirely below the coil assembly 5.

In this embodiment, the first static reed 8 includes a static contact portion 81, an insertion portion 82, and the lead-out portion 83, and the second static reed 9 includes a static contact portion 91, an insertion portion 92, and the lead-out portion 93; the inserting parts 82 and 92 of the first static reed 8 and the second static reed 9 are respectively assembled in the base 1, the static contact parts 81 and 91 of the first static reed 8 and the second static reed 9 are respectively arranged at one ends of the corresponding inserting parts 82 and 92 and extend upwards, the leading-out parts 83 and 93 of the first static reed 8 and the second static reed 9 are respectively arranged at the other ends of the corresponding inserting parts 82 and 92 and extend downwards, and the inserting parts 82 and 92 are respectively provided with bending structures, so that the plate surfaces of the corresponding leading-out parts 83 and 93 and the plate surfaces of the corresponding static contact parts 81 and 91 are mutually perpendicular.

In this embodiment, the static contact portion 81 of the first static reed 8 and the static contact portion 91 of the second static reed 9 are arranged side by side, and the extraction portion 83 of the first static reed 8 and the extraction portion 93 of the second static reed 9 are arranged side by side.

In the embodiment, the movable spring armature part comprises an armature 6 and a movable spring part 7 which work in a clapping mode; the static contact part 81 of the first static spring plate 8 is provided with an upper static contact part 811 and a lower static contact part 812, and the static contact part 91 of the second static spring plate 9 is provided with an upper static contact part 911 and a lower static contact part 912; the upper part of the movable spring part 7 is connected with the armature 6; the movable spring part 7 is provided with movable contact parts 711 and 712 which are correspondingly matched with an upper static contact part 811 of the first static reed and an upper static contact part 911 of the second static reed 9, and is provided with movable contact parts 721 and 722 which are downwards distributed and correspondingly matched with a lower static contact part 812 of the first static reed 8 and a lower static contact part 912 of the second static reed 9, so that a two-way parallel contact structure is formed.

In this embodiment, when the armature 6 is operated, the lower movable contact portions 721, 722 of the movable spring portion 7 and the lower stationary contact portions 812, 912 of the first and second stationary spring pieces 8, 9 are brought into contact with the upper stationary contact portions 811, 911 of the first and second stationary spring pieces 8, 9 with respect to the upper movable contact portions 711, 712 of the movable spring portion 7. Specifically, the lower static contact portions 812, 912 of the first static spring piece 8 and the second static spring piece 9 are provided with thickening portions, so that when the armature 6 acts, the lower movable contact portions 721, 722 of the movable spring piece 7 are in contact with the upper movable contact portions 811, 911 of the first static spring piece 8 and the second static spring piece 9 relative to the upper movable contact portions 711, 712 of the movable spring piece 7.

In this embodiment, the stationary contact portions 811, 812, 911, 912 are stationary contacts fixed to the first stationary reed 8 and the second stationary reed 9.

In this embodiment, the movable spring part is provided with two movable contact bridges 713 and 723, the two movable contact bridges 713 and 723 are vertically distributed, the movable contact parts 711, 712, 721 and 722 are movable contacts, and the two sets of movable contacts are respectively fixed at two ends of the upper movable contact bridge 713 and the lower movable contact bridge 723. The movable spring part 7 comprises a middle spring piece 72 and two side spring pieces 71; the middle part of the lower movable contact bridge 723 is fixed to the ends of the middle spring 72, and both ends of the upper movable contact bridge 713 are fixed to the ends of the two side springs 71, respectively.

In this embodiment, the tail end of the middle spring 72 has a length extending downward greater than that of the tail ends of the side spring 71, and two ends of the upper movable contact bridge 713 are fixed to the tail ends of the two side spring 71; the lower movable contact bridge 723 is fixed to the distal end of the middle reed 72.

In this embodiment, the ends of the middle spring 72 are provided with widened portions extending to two sides, the two ends of the lower movable contact bridge 723 are respectively connected with the widened portions of the middle spring 72, the ends of the side spring 71 are respectively provided with widened portions extending to one side of the inner side, and the two ends of the upper movable contact bridge 713 are respectively connected with the widened portions of the two side springs 71.

In this embodiment, the middle reed 72 and the upper portions of the two side reeds 71 are integrally connected.

In this embodiment, the middle reed 72 and the upper parts of the two side reeds 71 are integrally connected with a reset reed 73 upwards; the other end of the reset reed 73 is riveted and fixed with the yoke 4; so that the upper part of the armature 6 fits at the edge of the yoke 4.

The utility model relates to a low-height clapping electromagnetic relay, which adopts a cover-shaped shell 2, wherein an opening of the shell is arranged at the side; the base 1 equipped with the magnetic circuit portion and the armature portion of the movable spring is housed in the housing 2 in a side-turned state, and the mounting direction of the housing 2 is made vertical. The structure of the utility model enables the relay after installation to be provided with only the wall thickness of the coil assembly and the housing in the height direction corresponding to the coil assembly, thereby reducing the height of the relay.

The utility model relates to a low-height clapping electromagnetic relay, which adopts a static spring part to comprise a first static spring piece 8 and a second static spring piece 9 for realizing current inflow and outflow; the first static reed 8 and the second static reed 9 are both of sheet-type structures. The structure of the utility model ensures that the current carrying paths of the two load leading-out pins are wide enough, and the current carrying capacity is strong without bottleneck areas.

The utility model relates to a low-height clapping electromagnetic relay, which adopts the technical scheme that when an armature acts, a lower movable contact part of a movable spring part 7 is contacted with upper movable contact parts of a first static spring piece 8 and a second static spring piece 9 relative to an upper movable contact part of the movable spring part 7. In the structure, when the armature moves, the lower static contact parts of the first static spring plate and the second static spring plate are preferentially contacted with the corresponding movable contact parts, and at the moment, a circuit is conducted; as the armature continues to rotate, the upper static contact parts of the first static spring and the second static spring are correspondingly contacted with the movable contact bridge, so that the front circuit is conducted, no pressure difference exists between the upper static contact parts of the first static spring and the second static spring and the movable contact bridge, and arcing is avoided during contact. When the armature is reset, the upper static contact parts of the first static spring and the second static spring and the movable contact bridge are disconnected preferentially because of relatively small stroke, and the circuit is still connected at the moment without pressure difference, so that arc discharge is avoided during disconnection. As the armature continues to rotate, the lower static contact parts of the first static spring and the second static spring are disconnected from the corresponding movable contact parts, and the load is started and disconnected.

The utility model relates to a low-height clapping electromagnetic relay, which is characterized in that the movable spring part 7 is provided with two movable contact bridges 713 and 723, the two movable contact bridges 713 and 723 are distributed up and down, the movable contact part is a movable contact, and the two groups of movable contacts are respectively fixed at two ends of the upper movable contact bridge 713 and the lower movable contact bridge 723; the movable spring part comprises a middle spring piece 72 and two side spring pieces 71; the middle part of one of the upper and lower movable contact bridges is fixed to the end of the middle reed 72, and the other of the upper and lower movable contact bridges is fixed to the end of the two side reeds 71. The ends of the middle spring 72 are provided with widened parts extending to two sides, the two ends of the lower movable contact bridge 723 are respectively connected with the widened parts of the middle spring 72, the ends of the side spring 71 are respectively provided with widened parts extending to one side of the inner side, and the two ends of the upper movable contact bridge 713 are respectively connected with the widened parts of the two side springs 71. The structure of the utility model enables the movement between the two groups of movable contact parts to be relatively independent, thereby realizing that the current flowing in and out forms two paths of parallel connection at the contact parts, simultaneously avoiding the mutual interference of the two movable contact parts during the action and enhancing the reliability of the relay. One of the two movable contact bridges is responsible for switching on and off loads and has the function of current carrying, and the other movable contact bridge is only responsible for current carrying, so that the movable contact and the stationary contact which are only responsible for current carrying are made of low contact resistance materials, and the movable contact and the stationary contact which are responsible for switching on and off the loads are made of ablation resistance materials, thereby not only reducing contact resistance to reduce heating, but also having good load switching capacity.

The foregoing is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any way. While the utility model has been described with reference to preferred embodiments, it is not intended to be limiting. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or be modified to equivalent embodiments, without departing from the scope of the technology. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model shall fall within the scope of the technical solution of the present utility model.

Claims (12)

1. A low-height clapping electromagnetic relay comprises a base, a shell, a magnetic circuit part and a movable spring armature part; the magnetic circuit part is arranged above the base part, and the axis of the coil component in the magnetic circuit part is arranged transversely; an armature in the moving spring armature portion is matched with the magnetic circuit portion at one end of the coil assembly; the method is characterized in that: the shell is in a cover shape, and an opening of the shell is arranged at the side edge; the base provided with the magnetic circuit part and the movable spring armature part is laterally contained in the shell, and the installation direction of the shell is vertical, so that the installed relay is in the height direction corresponding to the coil assembly, only the wall thickness of the coil assembly and the shell is required, and the height of the relay is reduced.

2. The low-height clapping electromagnetic relay of claim 1 wherein: the device also comprises a static spring part; the magnetic circuit part also comprises an iron core and a yoke iron, the iron core is arranged in the coil assembly, the armature iron is matched with one end of the iron core, the yoke iron is L-shaped, one side of the L-shape is connected with the other end of the iron core, and when the base provided with the magnetic circuit part and the movable spring armature iron part is not turned over, the other side of the L-shape is matched with the upper part of the coil assembly; the static spring part is arranged in the base, the static contact of the static spring part is correspondingly matched with the movable contact in the movable spring armature part, and when the base provided with the magnetic circuit part and the movable spring armature part is not turned over, the leading-out part of the static spring part extends downwards out of the base.

3. The low-height clapping electromagnetic relay of claim 2 wherein: the static spring part comprises a first static spring piece and a second static spring piece which are used for realizing current inflow and outflow; the first static reed and the second static reed are of sheet-type structures; the leading-out parts of the first static reed and the second static reed extend out from the same side edge of the relay.

4. The low-height clapping electromagnetic relay of claim 3 wherein: mounting parts capable of being vertically mounted are respectively arranged in two opposite side walls of the shell; when the base and the magnetic circuit part, the moving spring armature part and the static spring part assembled on the base are not turned over; the first and second static springs are entirely under the coil assembly.

5. The low-height clapping electromagnetic relay of claim 4 wherein: the first static reed and the second static reed respectively comprise a static contact part, an inserting part and the leading-out part; the plug-in mounting part is assembled in the base, the static contact part is arranged at one end of the plug-in mounting part and extends upwards, the lead-out part is arranged at the other end of the plug-in mounting part and extends downwards, and the plug-in mounting part is provided with a bending structure, so that the plate surface of the lead-out part and the plate surface of the static contact part are mutually perpendicular.

6. The low-height clapping electromagnetic relay of claim 5 wherein: the static contact part of the first static reed and the static contact part of the second static reed are distributed side by side, and the leading-out part of the first static reed and the leading-out part of the second static reed are distributed side by side.

7. The low-height clapping electromagnetic relay of claim 6 wherein: the movable spring armature part comprises an armature and a movable spring part which are in clapping type work; the static contact part of the first static reed and the static contact part of the second static reed are respectively provided with an upper static contact part and a lower static contact part; the upper part of the movable spring part is connected with the armature; the movable spring part is provided with two groups of movable contact parts which are distributed up and down and respectively correspondingly matched with the upper static contact parts of the first static spring and the second static spring and the lower static contact parts of the first static spring and the second static spring to form two paths of parallel contact structures.

8. The low-height clapping electromagnetic relay of claim 7 wherein: when the armature moves, the lower movable contact part of the movable spring part is contacted with the lower static contact parts of the first static spring and the second static spring relative to the upper movable contact part of the movable spring part, and the lower movable contact part of the movable spring part is contacted with the upper static contact parts of the first static spring and the second static spring.

9. The low-height clapping electromagnetic relay of claim 8 wherein: the static contact part is a static contact, the static contact is fixed on the first static reed and the second static reed, the movable reed part is made of stainless steel, the movable reed part is provided with two movable contact bridges which are distributed up and down, the movable contact part is a movable contact, and the two groups of movable contacts are respectively fixed at two ends of the upper movable contact bridge and the lower movable contact bridge; the movable spring part comprises a middle spring piece and two side spring pieces; the middle part of one of the upper and lower movable contact bridges is fixed with the tail ends of the middle reeds, and the two ends of the other of the upper and lower movable contact bridges are fixed with the tail ends of the two side reeds.

10. The low-height clapping electromagnetic relay of claim 9 wherein: the downward extension length of the tail end of the middle reed is larger than that of the tail ends of the side reeds, and the two ends of the upper movable contact bridge are fixed with the tail ends of the two side reeds; the lower movable contact bridge is fixed with the tail end of the middle reed.

11. The low-height clapping electromagnetic relay of claim 10 wherein: the tail end of the middle reed is provided with widened parts extending towards two sides, the two ends of the lower movable contact bridge are respectively connected with the widened parts of the middle reed, and/or the tail end of the side reed is respectively provided with widened parts extending towards one side of the inner side, and the two ends of the upper movable contact bridge are respectively connected with the widened parts of the two side reeds.

12. The low-height clapping electromagnetic relay of claim 11 wherein: the middle reed and the upper parts of the two side reeds are connected into a whole.

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